Iodine atom

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Reaction thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
MS - José A. Martinho Simões
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

C12H4F3IO4W (g) + Bromine (g) = C12H4BrF3O4W (g) + Iodine atom (g)

By formula: C12H4F3IO4W (g) + Br (g) = C12H4BrF3O4W (g) + I (g)

Quantity Value Units Method Reference Comment
Δr-55.kJ/molEqSFischer and Seitz, 1984The reaction enthalpy relies on a single measurement of the equilibrium constant in 1,1,2-trichloroethane (at 263 K) for the reaction W(CO)4(CC6H4CF3)(I)(solution) + Br(-)(solution) = W(CO)4(CC6H4CF3)(Br)(solution) + I(-)(solution), and on solvation and electron affinity data. It assumes that the reaction entropy is negligible Fischer and Seitz, 1984; MS

C12H7IO4W (g) + Bromine (g) = C12H7BrO4W (g) + Iodine atom (g)

By formula: C12H7IO4W (g) + Br (g) = C12H7BrO4W (g) + I (g)

Quantity Value Units Method Reference Comment
Δr-54.kJ/molEqSFischer and Seitz, 1984The reaction enthalpy relies on a single measurement of the equilibrium constant in 1,1,2-trichloroethane (at 263 K) for the reaction W(CO)4(CC6H4Me)(I)(solution) + Br(-)(solution) = W(CO)4(CC6H4Me)(Br)(solution) + I(-)(solution), and on solvation and electron affinity data. It assumes that the reaction entropy is negligible Fischer and Seitz, 1984; MS

C11H5IO4W (g) + Bromine (g) = C11H5BrO4W (g) + Iodine atom (g)

By formula: C11H5IO4W (g) + Br (g) = C11H5BrO4W (g) + I (g)

Quantity Value Units Method Reference Comment
Δr-54.kJ/molEqSFischer and Seitz, 1984The reaction enthalpy relies on a single measurement of the equilibrium constant in 1,1,2-trichloroethane (at 263 K) for the reaction W(CO)4(CPh)(I)(solution) + Br(-)(solution) = W(CO)4(CPh)(Br)(solution) + I(-)(solution), and on solvation and electron affinity data. It assumes that the reaction entropy is negligible Fischer and Seitz, 1984; MS

(I2- • 4294967295Iodine atom) + Iodine atom = I2-

By formula: (I2- • 4294967295I) + I = I2-

Quantity Value Units Method Reference Comment
Δr99.54 ± 0.71kJ/molN/AZanni, Taylor, et al., 1997gas phase; B

Ethane, 1-chloro-2-iodo- = Iodine atom + Chlorine atom + Ethylene

By formula: C2H4ClI = I + Cl + C2H4

Quantity Value Units Method Reference Comment
Δr320. ± 4.2kJ/molKinMinton, Felder, et al., 1984gas phase; ALS

Iodine atom (g) + Germane (g) = Hydrogen iodide (g) + Germyl radical (g)

By formula: I (g) + H4Ge (g) = HI (g) + H3Ge (g)

Quantity Value Units Method Reference Comment
Δr47.0 ± 4.1kJ/molKinGNoble and Walsh, 1983MS

Iodine atom (g) + C3H10Ge (g) = C3H9Ge (g) + Hydrogen iodide (g)

By formula: I (g) + C3H10Ge (g) = C3H9Ge (g) + HI (g)

Quantity Value Units Method Reference Comment
Δr42.0 ± 1.8kJ/molKinGDoncaster and Walsh, 1979MS

C4BrClO4Re + Iodine atom = C4BrIO4Re-

By formula: C4BrClO4Re + I = C4BrIO4Re-

Quantity Value Units Method Reference Comment
Δr>239.3kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

C4ClO4Re + Iodine atom = C4ClIO4Re-

By formula: C4ClO4Re + I = C4ClIO4Re-

Quantity Value Units Method Reference Comment
Δr>239.3kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

C4BrIMnO4 + Iodine atom = C4BrIMnO4-

By formula: C4BrIMnO4 + I = C4BrIMnO4-

Quantity Value Units Method Reference Comment
Δr>230.1kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

C4ClIMnO4 + Iodine atom = C4ClIMnO4-

By formula: C4ClIMnO4 + I = C4ClIMnO4-

Quantity Value Units Method Reference Comment
Δr>230.1kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

C6H5O3Re + Iodine atom = C6H5IO3Re-

By formula: C6H5O3Re + I = C6H5IO3Re-

Quantity Value Units Method Reference Comment
Δr>239.3kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

CAS Reg. No. 121175-69-7 + Iodine atom = C6H5IMnO3-

By formula: CAS Reg. No. 121175-69-7 + I = C6H5IMnO3-

Quantity Value Units Method Reference Comment
Δr>239.3kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

C5CrO5- + Iodine atom = C5CrIO5-

By formula: C5CrO5- + I = C5CrIO5-

Quantity Value Units Method Reference Comment
Δr>239.3kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

C3NiO3- + Iodine atom = C3INiO3-

By formula: C3NiO3- + I = C3INiO3-

Quantity Value Units Method Reference Comment
Δr>230.1kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

C4FeO4- + Iodine atom = C4FeIO4-

By formula: C4FeO4- + I = C4FeIO4-

Quantity Value Units Method Reference Comment
Δr>230.1kJ/molIMRBJones, McDonald, et al., 1989gas phase; B

References

Go To: Top, Reaction thermochemistry data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Fischer and Seitz, 1984
Fischer, H.; Seitz, F., J. Organometal. Chem., 1984, 268, 247. [all data]

Zanni, Taylor, et al., 1997
Zanni, M.T.; Taylor, T.R.; Greenblatt, J.; Soep, B.; Neumark, D.M., Characterization of the I2- Anion Ground State Using Conventional and Femtosecond Photoelectron Spectroscopy, J. Chem. Phys., 1997, 107, 19, 7613, https://doi.org/10.1063/1.475110 . [all data]

Minton, Felder, et al., 1984
Minton, T.K.; Felder, P.; Brudzynski, R.J.; Lee, Y.T., Photodissociation of 1,2-chloroiodoethane at 248 and 266 nm: The enthalpy of formation of CH2ClCH2I, J. Chem. Phys., 1984, 81, 1759-1769. [all data]

Noble and Walsh, 1983
Noble, P.N.; Walsh, R., Kinetics of the gas phase reaction between iodine and monogermane and the bond dissociation energy D(H3Ge-H), Int. J. Chem. Kinet., 1983, 15, 547. [all data]

Doncaster and Walsh, 1979
Doncaster, A.M.; Walsh, R., J. Phys. Chem., 1979, 83, 578. [all data]

Jones, McDonald, et al., 1989
Jones, M.T.; McDonald, R.N.; Schell, P.L.; Ali, M.H., Kinetics and Mechanism of Halogen Atom Transfer Reactions between Haloalkanes and Several 17-Electron Transition Metal Complex Negative Ions in the Gas Phase, J. Am. Chem. Soc., 1989, 111, 16, 5983, https://doi.org/10.1021/ja00198a001 . [all data]


Notes

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